package com.mmall.controller.portal.backend;

import com.google.common.collect.Maps;
import com.mmall.common.Const;
import com.mmall.common.ResponseCode;
import com.mmall.common.ServerResponse;
import com.mmall.pojo.Product;
import com.mmall.pojo.User;
import com.mmall.service.IFileService;
import com.mmall.service.IProductService;
import com.mmall.service.IUserService;
import com.mmall.util.PropertiesUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.util.Map;

/**
 * Created by lcx on 2017/5/12.
 */
@Controller
@RequestMapping("/manage/product")
public class ProductManageController {

    @Autowired
    private IUserService iUserService;
    @Autowired
    private IProductService iProductService;
    @Autowired
    private IFileService iFileService;

    /**
     * @Author lcx
     * @Date 2017/5/12 11:19
     * 更新产品
     * 传入id的话就更新商品
     * 没有传入id则新增商品
     */
    @RequestMapping("save.do")
    @ResponseBody
    public ServerResponse productSave(HttpSession session, Product product) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登入，请登录管理员");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //添加商品的逻辑
            return iProductService.saveOrUpdateProduct(product);

        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    /**
     * @Author lcx
     * @Date 2017/5/12 15:05
     * 产品上下架
     */
    @RequestMapping("set_sale_status.do")
    @ResponseBody
    public ServerResponse setSaleStatus(HttpSession session, Integer productId, Integer status) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登入，请登录管理员");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            return iProductService.setSaleStatus(productId, status);

        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    /**
     * @Author lcx
     * @Date 2017/5/12 15:08
     * 获取商品详情
     */
    @RequestMapping("detail.do")
    @ResponseBody
    public ServerResponse getDetail(HttpSession session, Integer productId) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登入，请登录管理员");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //填充业务
            return iProductService.manageProductDetail(productId);

        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    /**
     * @Author lcx
     * @Date 2017/5/12 15:08
     * 分页查询所有商品
     */
    @RequestMapping(value = "list.do", method = RequestMethod.POST)
    @ResponseBody
    public ServerResponse getList(HttpSession session, @RequestParam(value = "pageNum", defaultValue = "1") int pageNum, @RequestParam(value = "pageSize", defaultValue = "10") int pageSize) {
        //判断是否是管理员
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登入，请登录管理员");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //填充业务
            return iProductService.getProductList(pageNum, pageSize);

        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    /**
     * @Author lcx
     * @Date 2017/5/13 23:33
     * 搜索
     */
    @RequestMapping(value = "search.do", method = RequestMethod.GET)
    @ResponseBody
    public ServerResponse productSearch(HttpSession session, String productName, Integer productId, @RequestParam(value = "pageNum", defaultValue = "1") int pageNum, @RequestParam(value = "pageSize", defaultValue = "2") int pageSize) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登入，请登录管理员");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //填充业务
            return iProductService.searchProduct(productName, productId, pageNum, pageSize);

        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }
    }

    /**
     * @Author lcx
     * @Date 2017/5/14 1:05
     * 文件上传
     */
    @RequestMapping(value = "upload.do", method = RequestMethod.POST)
    @ResponseBody
    public ServerResponse upload(HttpSession session, @RequestParam(value = "upload_file", required = false) MultipartFile file, HttpServletRequest request) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登入，请登录管理员");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //填充业务
            String path = request.getSession().getServletContext().getRealPath("upload");
            String targeFileName = iFileService.upload(file, path);
            String url = PropertiesUtil.getProperty("ftp.server.http.prefix") + targeFileName;

            Map fileMap = Maps.newHashMap();
            fileMap.put("uri", targeFileName);
            fileMap.put("url", url);
            return ServerResponse.createBySuccess(fileMap);
        } else {
            return ServerResponse.createByErrorMessage("无权限操作");
        }

    }

    /**
     * @Author lcx
     * @Date 2017/5/14 1:05
     * 文件上传
     */
    @RequestMapping(value = "richtext_img_upload.do", method = RequestMethod.POST)
    @ResponseBody
    public Map richtextImgUpload(HttpSession session, @RequestParam(value = "upload_file", required = false) MultipartFile file, HttpServletRequest request, HttpServletResponse response) {
        Map resultMap = Maps.newHashMap();
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            resultMap.put("success", false);
            resultMap.put("mag", "请登录管理员");
            return resultMap;
        }
        //富文本对于返回值有自己的要求，我们使用的是simditor所以按照simditor的要求返回
        if (iUserService.checkAdminRole(user).isSuccess()) {
            String path = request.getSession().getServletContext().getRealPath("upload");
            String targeFileName = iFileService.upload(file, path);
            if (StringUtils.isBlank(targeFileName)) {
                resultMap.put("success", false);
                resultMap.put("mag", "上传失败");
                return resultMap;
            }
            String url = PropertiesUtil.getProperty("ftp.server.http.prefix") + targeFileName;

            resultMap.put("success", true);
            resultMap.put("mag", "上传成功");
            resultMap.put("file_path", url);

            response.addHeader("Access-Control-Allow-Headers", "X-File-Name");
            return resultMap;
        } else {
            resultMap.put("success", false);
            resultMap.put("mag", "无权限操作");
            return resultMap;
        }

    }
}
